diff options
Diffstat (limited to 'gcc/README.Portability')
| -rw-r--r-- | gcc/README.Portability | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/README.Portability b/gcc/README.Portability index 43efc39f3c3..d69c3869b3f 100644 --- a/gcc/README.Portability +++ b/gcc/README.Portability @@ -46,6 +46,10 @@ should be written free ((PTR) h->value.expansion); +Further, an initial investigation indicates that pointers to functions +returning void are okay. Thus the example given by "Calling functions +through pointers to functions" below appears not to cause a problem. + String literals --------------- @@ -87,7 +91,7 @@ needs to be coded in some other way. signed keyword -------------- -The signed keyword did not exist in K+R compilers, it was introduced +The signed keyword did not exist in K+R compilers; it was introduced in ISO C89, so you cannot use it. In both K+R and standard C, unqualified char and bitfields may be signed or unsigned. There is no way to portably declare signed chars or signed bitfields. |